consulate in libya. >> the question is, did they -- of this just a target of opportunity, or was this something that -- where support and direction from the outside. >> reporter: a day after receiving the bodies of the four americans killed in that attack, president obama sent a signal to the world. >> those who attack our people will find no escape from justice. >> reporter: because of security concerns over anti-american violence, the state department has ordered that all family members and nonessential u.s. government personnel from posts in sudan and tunisia leave. a travel warning has also been issued to american citizens in the two countries. kris? >> thank you very much, kimberly. >>> ahead at 6:00, a love story that is now seven decades old. see how one man's devotion to his wife is turning into care for the sick. it is a story to make you "bay area proud." >>> and good evening from the nbc bay area weather center this evening. we're tracking warm conditions across the area. in fact, many of us in the east and south bay got into the 80s and 90s. things are about to change. a m